Umbrella shelter



FIG. 1 is a perspective view showing my new design.

FIG. 2 is a top view.

FIG. 3 is a bottom view.

FIG. 4 is a rear view.

FIG. 5 is a front view.

FIG. 6 is a left side view; and,

FIG. 7 is a right side view.

The shaded areas in FIG. 3 are screen mesh and are not claimed.

The broken lines are for illustrative purposes only and form no part ofthe claimed design.

The ornamental design for an umbrella shelter, as shown and described.